When you receive your desktop, assuming that is XPS 8960, verify if it has the BIOS firmware version 2.11.0 or higher, that was released to address and maintains stability of 13th and 14th generation Intel processors.

If the desktop has older BIOS firmware version, you can download and update it yourself.  Links are below:

For XPS8960_2.11.0_x64.exe firmware, download it from here  https://www.dell.com/support/home/en-us/drivers/driversdetails?driverid=11ddv&oscode=w2021&productcode=xps-8960-desktop

For XPS8960_2.12.0_x64.exe latest firmware, download from here https://www.dell.com/support/home/en-us/drivers/driversdetails?driverid=jjmjr&oscode=w2021&productcode=xps-8960-desktop